EP 0160035 B1 19880608 - HIGH EFFICIENCY IGFET OPERATIONAL AMPLIFIER
Title (en)
HIGH EFFICIENCY IGFET OPERATIONAL AMPLIFIER
Publication
Application
Priority
US 54476683 A 19831024
Abstract (en)
[origin: WO8502072A1] An operational amplifier circuit including an output stage which requires relatively low operating current to achieve a desired transconductance in order to permit improved driving of a capacitive load.
IPC 1-7
IPC 8 full level
H03F 1/02 (2006.01); H03F 3/20 (2006.01); H03F 3/30 (2006.01); H03F 3/45 (2006.01)
CPC (source: EP US)
H03F 3/3008 (2013.01 - EP US)
Citation (examination)
- WO 8100937 A1 19810402 - AMERICAN MICRO SYST [US]
- WO 8202128 A1 19820624 - MOTOROLA INC [US]
Designated contracting state (EPC)
CH DE FR GB LI NL
DOCDB simple family (publication)
WO 8502072 A1 19850509; DE 3472047 D1 19880714; EP 0160035 A1 19851106; EP 0160035 B1 19880608; IT 1199210 B 19881230; IT 8449044 A0 19841022; IT 8449044 A1 19860422; JP S61501238 A 19860619; KR 850700091 A 19851021; KR 890005228 B1 19891218; US 4542348 A 19850917
DOCDB simple family (application)
US 8401650 W 19841010; DE 3472047 T 19841010; EP 84903863 A 19841010; IT 4904484 A 19841022; JP 50386784 A 19841010; KR 850700095 A 19850622; US 54476683 A 19831024